次聲波 的英文怎麼說
中文拼音 [cìshēngbō]
次聲波
英文
infrasonic wave-
The le - an oil field is located on the southern slope of dong - ying sag. there are two sets of ek basalt in its western block. depending on the drilling, the logging and the seismic date, tha ek basalt has the characteristics of high resistancs, the low sound wave defferance and faradic conductance, the smooth curve of self potential
樂安油田位於東營窪陷南斜坡上，其西區發育了兩套孔店組玄武巖，根據鉆井、測井、地震資料，孔店組玄武巖具有電阻率高、聲波時差值和感應電導率值低、自然電位曲線平直的特點，地震波呈板狀強反射；沉積期該區有有二次火山活動，玄武巖平面分佈比較穩定，噴發方式為「裂隙式噴溢」 ，火山口分別位於草12和草31井附近。An infrasound detecting software was developed in visual c + +. it is a real - time infrasonic data acquisition and analysis program of 3 - point array
最後用visualc開發一套次聲波探測系統軟體，實現3點陣次聲信號的實時數據採集和分析。Device that sends out lethal infrasonic sound wares to cause the internal organs of the human body to vibrate, displacing, distorting and rupturing them, and even resulting in death
發出次聲波來殺傷人的武器。次聲波能引起人體內臟共振，使內臟發生位移和形變，功能損壞，甚至造成人死亡。The program includes the infrasonic signal data acquisition of three channels, 3 - d dynamic spectrum analysis, correlation analysis of 3 channel infrasonic signals, the calculation of wave direction, the wave speed, the spectrum analysis at any length and a real - time infrasonic gravity wave pressure - time ( p - t ) curve
本程序支持3路次聲波傳感器信號的數據採集、動態譜分析及次聲信號的相關分析、能計算波源的方位角、波速以及任意時間段的譜分析，並實時給出次聲重力波的壓力?時間曲線（即p ? t曲線） 。Hi this thesis, the technique of detector array is used to obtain the location of anomalous infrasound, it is the basic of the study of prediction of earthquake. to derive useful information by using spectrum analysis on infrasonic signal. then combing with other methods a forecast could be made
本課題主要是利用數字技術，採用用傳感器陣列計算異常次聲波波源的方位，這是今後預測震中位置研究的前提；並對次聲信號進行頻譜分析，提取有用的關于臨震次聲方面的信息，再結合其他的預報方法，作出準確的地震預報。Effects of infrasound on biological characteristics of osteoblast - like cells
次聲波對成骨樣細胞生物學特性的影響Using the infrasound method to predict the initial time and scale of the earthquake is effective
利用次聲波異常信號預測發震時間及震級是十分有效的。At present time, the infrasound method stays the stage of using recorders to record the infrasound wave continuously for 24 hours. automatically data acquisition and computerized analysis is not available
目前次聲波採用記錄儀連續24小時觀測記錄其波形，還未實現數據的自動採集，所以無法利用計算機對信號進行分析處理。The physical models for those sound synthesis methods can exactly describe musical instruments ' s fundamental and harmonious and inharmonious frequencyies, as well as their nautral sounding process. they can be played like real musical instruments, representing players ' s strength, velocity and pattern, as well as emotion. so, the methods are playing very important roles within the sound synthesis domain currently, with mpeg4 published and improvement of computer ' s computational efficiency
由於它可以精確地描述物體的發聲及其發聲過程，精確地再現樂器的基波、高次諧波、非諧波以及asdr過程，象真實樂器一樣可以表達演奏者的演奏力度、速度、風格和情感，隨著計算機處理速度的提高，尤其是mpeg4技術的公布，這種方法日趨活躍，成為目前樂器模擬、聲音合成的研究熱點。The main results of this work are summarized as follows : 1. for the first time, biomimetic bulk acoustic wave ( baw ) sensors based on the molecularly imprinted polymers ( mips ) were fabricated and applied to the determination of phenobarbital and pyrimethamine in organic and aqueous solution, respectively
採用非共價印跡技術以-甲基丙烯酸為功能性單體、乙二醇二甲基丙烯酸酯為交聯劑首次制備了液相分子印跡體聲波仿生傳感器，並分別在有機相和水相中測定了藥物苯巴比妥和乙胺嘧啶。Firstly, a system was developed in functions to collect infrasound data, to transform analog voltage signal from detector into discrete signal by a / d card and to process the data by using methods of digital signal process
首先設計一套數據採集系統，次聲波信號通過傳感器被轉換成模擬電壓信號，通過a d板將其轉換為離散的數字序列，輸入計算機。利用數字信號處理的原理和方法對異常次聲信號進行分析處理。More pregnant women receive a first - trimester ultrasound exam, the only way to be certain of the fetus ' exact age
更多懷孕婦女要接受三個月一次的超聲波檢測，唯一辦法就是確認胚胎的確切年紀。Analysis and tests show that by using slope compensation, the open - loop instability, sub - harmonic oscillation, non - ideal closed - loop response and noise etc. when duly cycle above 50 %, can be reduced or eliminated
理論分析與試驗表明，通過引入斜坡補償可以抑制或消除占空比超過5 %時的開環不穩定性、次諧波振蕩傾向、不理想的閉環響應、噪聲等。Left atrial spontaneous echo contrast evaluated by thi
二次諧波顯像評價左心房自發性聲學顯影Humans can hear sounds from 20 hz to 20, 000 hz. those below 20 hz, which we call infra - sound, are inaudible
人的聽覺極限為赫茲至萬赫茲，低於赫茲的音波稱為次聲，我們人類便無法聽到。Fusion expression of m - centrin in e. coil bl21 was performed by induction of fptg. fusion protein was digested by ppase and was purified by gst chelating affinity chromatography and ion exchange chromatography. the final products were checked by sds - page gel
融合蛋白gst - m - centrin菌體經過超聲波裂解后得到的上清夜經過gst親和層析後用prescissionprotease （ ppase ）酶切，酶切產物再次經過gst親和層析和hitrapq陰離子交換層析兩步柱層析純化后，得到純度較高的的m - centrin 。This firmly establishes the nature of the oscillations as low acoustic eigenmodes of the subphotospheric layers.
這就確鑿地證實了振蕩的本質是次光球層的低頻聲波本徵模式。The wave length of infra - sound is quite long : typical infra - sound from the eye of a typhoon has a 4 to 8 second cycle 0. 25 to 0. 125 hz, meaning that its wavelength is a few kilo - metres long
次聲波的波長很長，例如臺臺風眼所產生的次聲振動周期約秒0 . 250 . 125赫茲，波長便可達數公里。One of the interesting properties of infra - sound is that it can travel a long distance in the air without much decay. this enables continuous monitoring of the atmosphere on a large scale. when combined with other remote sensing data, it can provide additional information regarding the atmospheric structure
次聲波的特點是衰減小，可作長距離傳播，因此能夠對大氣進行大范圍連續不斷的監察，當結合其他的遙感資料一起使用，更可提供額外的關于大氣結構的數據。At the present time earthquake forecast focus on various phenomena of earthquake such as seismic - electricity, geo - stress, electromagnetic wave, etc. earthquake forecast based on anomalous infrasound is one of important methods because of the good corresponding relationship between the anomalous infrasound and earthquake
短臨地震預報是世界性難題，由於對地震機理知之甚少，所以目前的地震預報著重於研究與地震有關的各種現象，諸如地應力、地電脈沖、電磁波、測震等等。由於次聲波異常與大地震有很好的對應關系，所以它是重要的臨震預報方法之一。分享友人